{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/wikidata/refs/heads/main/json-schema/wikidata-item-schema.json",
  "title": "Item",
  "description": "Item schema from Wikidata REST API & MediaWiki API",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "pattern": "^Q\\d+$",
      "description": "Wikidata item ID",
      "example": "Q42"
    },
    "type": {
      "type": "string",
      "enum": [
        "item"
      ]
    },
    "labels": {
      "type": "object",
      "description": "Labels keyed by language code",
      "additionalProperties": {
        "type": "string"
      },
      "example": {
        "en": "Douglas Adams",
        "fr": "Douglas Adams"
      }
    },
    "descriptions": {
      "type": "object",
      "description": "Descriptions keyed by language code",
      "additionalProperties": {
        "type": "string"
      }
    },
    "aliases": {
      "type": "object",
      "description": "Aliases keyed by language code",
      "additionalProperties": {
        "type": "array",
        "items": {
          "type": "string"
        }
      }
    },
    "statements": {
      "type": "object",
      "description": "Statements keyed by property ID",
      "additionalProperties": {
        "type": "array",
        "items": {
          "$ref": "#/components/schemas/Statement"
        }
      }
    },
    "sitelinks": {
      "type": "object",
      "description": "Sitelinks to Wikipedia and Wikimedia projects",
      "additionalProperties": {
        "$ref": "#/components/schemas/Sitelink"
      }
    }
  }
}